<p><strong>Scientists still are not sure how neurological symptoms arise in COVID-19. Is it because SARS-CoV-2 infects the brain? Or are these symptoms the result of inflammation in the rest of the body? A study by Charité – Universitätsmedizin Berlin has now produced evidence to support the latter theory. It was published today in the journal <em>Nature Neuroscience</em>.</strong></p>